[PATCH v3 1/2] spi: dt-bindings: amlogic, meson-gx-spicc: Add pinctrl names for SPI signal states

Neil Armstrong neil.armstrong at linaro.org
Wed Oct 19 09:53:17 PDT 2022


On 19/10/2022 16:29, Krzysztof Kozlowski wrote:
> On 19/10/2022 10:01, Amjad Ouled-Ameur wrote:
>> SPI pins of the SPICC Controller in Meson-GX needs to be controlled by
>> pin biais when idle. Therefore define three pinctrl names:
>> - default: SPI pins are controlled by spi function.
>> - idle-high: SCLK pin is pulled-up, but MOSI/MISO are still controlled
>> by spi function.
>> - idle-low: SCLK pin is pulled-down, but MOSI/MISO are still controlled
>> by spi function.
>>
> 
> 
>> +
>> +  - if:
>> +      properties:
>> +        compatible:
>> +          contains:
>> +            enum:
>> +              - amlogic,meson-gx-spicc
>> +
>> +    then:
>> +      properties:
>> +        pinctrl-names:
>> +          minItems: 1
>> +          items:
>> +            - const: default
>> +            - const: idle-high
>> +            - const: idle-low
> 
> You should also define in such case pinctrl-0 and others.

Ok I thought it would be covered by the pinctrl-consumer.yaml
but yeah we should allow pinctrl-1 and pinctrl-2 here aswell by adding:

             pinctrl-1: true
             pinctrl-2: true

> 
> Best regards,
> Krzysztof
> 
Neil




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